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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/m68k/include/asm/current.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/m68k/include/asm/current.h')
-rw-r--r--arch/m68k/include/asm/current.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/current.h b/arch/m68k/include/asm/current.h
new file mode 100644
index 000000000..c117907e1
--- /dev/null
+++ b/arch/m68k/include/asm/current.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _M68K_CURRENT_H
+#define _M68K_CURRENT_H
+
+#ifdef CONFIG_MMU
+
+register struct task_struct *current __asm__("%a2");
+
+#else
+
+/*
+ * Rather than dedicate a register (as the m68k source does), we
+ * just keep a global, we should probably just change it all to be
+ * current and lose _current_task.
+ */
+#include <linux/thread_info.h>
+
+struct task_struct;
+
+static inline struct task_struct *get_current(void)
+{
+ return(current_thread_info()->task);
+}
+
+#define current get_current()
+
+#endif /* CONFIG_MMU */
+
+register unsigned long current_stack_pointer __asm__("sp");
+
+#endif /* !(_M68K_CURRENT_H) */